RE: [PATCH v7 05/10] x86, mpx: extend siginfo structure to include bound violation information

2014-07-21 Thread Zhang, Tianfei
> -Original Message- > From: owner-linux...@kvack.org [mailto:owner-linux...@kvack.org] On > Behalf Of Qiaowei Ren > Sent: Monday, July 21, 2014 1:39 PM > To: H. Peter Anvin; Thomas Gleixner; Ingo Molnar; Hansen, Dave > Cc: x...@kernel.org; linux-kernel@vger.kernel.org; linux...@kvack.org

RE: [PATCH v7 09/10] x86, mpx: cleanup unused bound tables

2014-07-21 Thread Zhang, Tianfei
> -Original Message- > From: owner-linux...@kvack.org [mailto:owner-linux...@kvack.org] On > Behalf Of Qiaowei Ren > Sent: Monday, July 21, 2014 1:39 PM > To: H. Peter Anvin; Thomas Gleixner; Ingo Molnar; Hansen, Dave > Cc: x...@kernel.org; linux-kernel@vger.kernel.org; linux...@kvack.org

RE: [PATCH v8 05/22] Add vm_replace_mixed()

2014-07-28 Thread Zhang, Tianfei
> -Original Message- > From: owner-linux...@kvack.org [mailto:owner-linux...@kvack.org] On > Behalf Of Kirill A. Shutemov > Sent: Monday, July 28, 2014 9:26 PM > To: Matthew Wilcox > Cc: Wilcox, Matthew R; linux-fsde...@vger.kernel.org; linux...@kvack.org; > linux-kernel@vger.kernel.org >

RE: [PATCH v8 05/22] Add vm_replace_mixed()

2014-07-23 Thread Zhang, Tianfei
It is double page_table_lock issue, should be free-and-realloc will be simple and readability? + if (!pte_none(*pte)) { + if (!replace) + goto out_unlock; + VM_BUG_ON(!mutex_is_locked(&vma->vm_file->f_mapping->i_mmap_mutex)); + pte_unm

RE: [PATCH v2 1/1] fix a dead loop when in heavy low memory

2015-12-26 Thread Zhang, Tianfei
> > Android System UI hang when run heavy monkey stress test. > > What changed from v1 of this patch? Please describe that below the --- > line. V2，I just modify my comments. > > > > > Signed-off-by: Figo > > I need a "full" name here, not a "short" name, sorry, before I can do anything > wit

RE: [PATCH v2 1/1] fix a dead loop when in heavy low memory

2015-12-26 Thread Zhang, Tianfei
> Great, please use that, but why does your email address show a different > name? Intel has standards that you have to follow when submitting Linux > kernel patches, please consult them before you resend. > Hi greg, I should resend this patch using [PATCH RESEND v2 1/1]? N�r��yb�X��ǧv�^

RE: [PATCH RESEND v2 1/1] fix a dead loop when in heavy low memory

2015-12-26 Thread Zhang, Tianfei
> > > > Signed-off-by: Figo Zhang > > As you ignored my instructions to you, I'm going to just ignore this patch, > sorry. Now discarded. > I am no at intel kernel group (SSG OTC), I am at CCG CCE. I will involve the intel open source guys if they like to help. Hi fengguang: Would you like

RE: [PATCH RESEND v2 1/1] fix a dead loop when in heavy low memory

2015-12-28 Thread Zhang, Tianfei
> However, it appears that the same process, dTi-lm, is still chosen for oom > kill > because lowmem_deathpending_timeout has expired. > > So this looks like a problem if the constantly chosen process cannot exit. > It would have been helpful to have the stack of pid 27289 in the log to see > whe